GAMMA-IRRADIATION OF POLYETHYLENE STUDIED BY POSITRON-ANNIHILATION

被引:6
|
作者
BRAUER, G [1 ]
HERTLE, W [1 ]
BALOGH, AG [1 ]
机构
[1] HUNGARIAN ACAD SCI,CENT RES INST PHYS,H-1525 BUDAPEST,HUNGARY
来源
关键词
D O I
10.1002/pssa.2211050136
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Investigations were performed on polyethylene of about 170 mg cm** minus **2 thickness. The equipment used for gamma -irradiation in air was either a **6**0Co source or irradiated fuel elements with dose rates of 0. 1 and 12. 5 kGy h** minus **1, respectively, up to doses of 1000 kGy. For positron lifetime measurements a conventional fast-slow coincidence circuit was used with a time resolution of 350 ps (FWHM) for **2**2Na energy windows. It was possible to describe the distinguishable influence of dose and dose rate by logarithmic functions.
引用
收藏
页码:K7 / K12
页数:6
相关论文
共 50 条
  • [31] IRRADIATION-INDUCED VOIDS IN ALUMINA SINGLE-CRYSTAL STUDIED BY POSITRON-ANNIHILATION
    HASEGAWA, M
    NAGASHIMA, Y
    KAWASHIMA, K
    HYODO, T
    YAMAGUCHI, S
    FORSTER, M
    SCHAEFER, HE
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1994, 91 (1-4): : 263 - 268
  • [32] POSITRON-ANNIHILATION IN GAMMA-IRRADIATED LIF
    HSU, FH
    FU, JK
    MALLARD, WC
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1973, 18 (02): : 250 - 250
  • [33] POSITRON-ANNIHILATION IN GAMMA-IRRADIATED POLYSTYRENE
    HSU, FH
    TSENG, KH
    HADLEY, JH
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1974, 19 (04): : 593 - 593
  • [34] EFFECT OF TEMPERATURE ON GAMMA-IRRADIATED POLY(VINYL ALCOHOL) STUDIED BY POSITRON-ANNIHILATION
    ELSAYED, AMA
    ABDELHADY, EE
    MOHSEN, M
    SAWABY, A
    POLYMER DEGRADATION AND STABILITY, 1995, 47 (03) : 339 - 341
  • [35] VACANCY MIGRATION AND VOID FORMATION IN GAMMA-IRRADIATED ICE STUDIED BY POSITRON-ANNIHILATION
    ELDRUP, M
    MOGENSEN, OE
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1976, 21 (03): : 234 - 234
  • [36] Photoionization of the silicon divacancy studied by positron-annihilation spectroscopy
    Kauppinen, H
    Corbel, C
    Nissila, J
    Saarinen, K
    Hautojarvi, P
    PHYSICAL REVIEW B, 1998, 57 (20) : 12911 - 12922
  • [37] ANNEALING OF VACANCIES IN QUENCHED COPPER STUDIED BY POSITRON-ANNIHILATION
    WAMPLER, WR
    GAUSTER, WB
    PHYSICS LETTERS A, 1978, 68 (3-4) : 363 - 367
  • [38] Microdefectiveness of diamond films as studied by the positron-annihilation method
    Bardyshev, II
    Mokrushin, AD
    Builov, LL
    Spitsyn, BV
    ZHURNAL FIZICHESKOI KHIMII, 1999, 73 (01): : 128 - 132
  • [39] HELIUM IMPLANTED VANADIUM STUDIED BY THE POSITRON-ANNIHILATION TECHNIQUE
    SUBRAHMANYAM, VS
    SEN, P
    APPLIED RADIATION AND ISOTOPES, 1995, 46 (10) : 981 - 985
  • [40] CRYSTALLIZATION OF VARIOUS METALLIC GLASSES STUDIED BY POSITRON-ANNIHILATION
    CARTIER, E
    HEINRICH, F
    KUNG, M
    GUNTHERODT, HJ
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1982, 199 (1-2): : 147 - 152